Home / 49,011.30-72,962.69-48,719.70

Finding the Fourth Proportional to 49,011.30, 72,962.69 and 48,719.70

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Solution

The fourth proportional to 49,011.30, 72,962.69 and 48,719.70 is: 72,528.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,011.30 : 72,962.69 = 48,719.70 : x
  2. Step 2: Convert to fraction form
    49,011.30/72,962.69 = 48,719.70/x
  3. Step 3: Cross multiply
    49,011.30x = 72,962.69 × 48,719.70
  4. Step 4: Simplify right side
    49,011.30x = 3,554,720,124.39
  5. Step 5: Solve for x
    x = 3,554,720,124.39/49,011.30
  6. Step 6: Final answer
    x = 72,528.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.